Date: Thu, 10 Jul 2008 13:14:43 -0700 From: Simson Garfinkel <simsong@acm.org> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-usb@freebsd.org Subject: Re: usb/125450: Removing USB flash card while being accessed causes kernel panic Message-ID: <25D09836-2EAC-48D9-88F7-B0279EC5B6A0@acm.org> In-Reply-To: <200807102203.35245.hselasky@c2i.net> References: <200807101940.m6AJe9b0028179@freefall.freebsd.org> <200807102203.35245.hselasky@c2i.net>
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Sorry, I've never done this before. So you want me to build a kernel with options USB_DEBUG and run those sysctls after I boot. After the panic, how do I get that stack trace from the computer to a disk file? What command should I type? Regards, Simson Garfinkel On Jul 10, 2008, at 1:03 PM, Hans Petter Selasky wrote: > On Thursday 10 July 2008, Simson Garfinkel wrote: >> The following reply was made to PR usb/125450; it has been noted by >> GNATS. >> >> From: Simson Garfinkel <simsong@acm.org> >> To: linimon@lonesome.com (Mark Linimon) >> Cc: bug-followup@FreeBSD.org >> Subject: Re: usb/125450: Removing USB flash card while being accessed >> causes kernel panic Date: Thu, 10 Jul 2008 12:19:00 -0700 >> >> I'm happy to get you a stack trace; it's easy to make this happen. >> How >> do I get a stack trace from a kernel panic? >> >> On Jul 10, 2008, at 11:29 AM, Mark Linimon wrote: >>> we're going to need a stack trace, as well. >>> >>> mcl >> >> _______________________________________________ >> freebsd-usb@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-usb >> To unsubscribe, send any mail to "freebsd-usb- >> unsubscribe@freebsd.org" > > options USB_DEBUG > > and > > sysctl hw.usb.umass.debug=-1 > sysctl hw.usb.debug=15 > > --HPS >
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